Patents by Inventor Gerald J. Hannappel

Gerald J. Hannappel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • All terrain conversion system for three-wheeled vehicles
    Patent number: 4687447
    Abstract: Structurally integrated equipment is selectively, individually or conjointly detachably attachable to a three-wheeled vehicle for preventing rearward tipover, carrying cargo, rendering the vehicle waterborne, enhancing travel over snow or providing power takeoff. Supports extending from the framework of the vehicle are adapted to receive and retain with quick disconnect fittings frame elements of each of the equipments. The frame elements may be adjustable to accommodate load variations and variances of the surface traversed.
    Type: Grant
    Filed: May 27, 1986
    Date of Patent: August 18, 1987
    Inventor: Gerald J. Hannappel
  • Convertible load carrying apparatus for all terrain vehicles
    Patent number: 4648617
    Abstract: Structurally integrated apparatus of various configurations is selectively, individually or conjointly detachably attachable to an all terrain vehicle for conveying or carrying various types of cargo and for preventing rearward tilting of the vehicle. Supports extending from the framework of the vehicle are adapted to receive and retain with quick disconnect fittings frame elements of each configuration of the apparatus. The frame elements may be adjustable to accommodate variations in size, shape and weight of the cargo supported by the respective apparatus.
    Type: Grant
    Filed: June 6, 1985
    Date of Patent: March 10, 1987
    Inventor: Gerald J. Hannappel
  • All terrain vehicle conversion system
    Patent number: 4522420
    Abstract: Structurally integrated equipment is selectively, individually or conjointly detachably attachable to a three-wheeled vehicle for preventing rearward tipover, carrying cargo, rendering the vehicle waterborne, enhancing travel over snow or providing power takeoff. Supports extending from the framework of the vehicle are adapted to receive and retain with quick disconnect fittings frame elements of the equipment. The frame elements may be adjustable to accommodate load variations and variances of the surface traversed.
    Type: Grant
    Filed: August 4, 1983
    Date of Patent: June 11, 1985
    Inventor: Gerald J. Hannappel